Sectional density penetration velocity

If you want a bigger hole, start with a bigger hole maker. So if I read you right, SD is a value that compares bullets of similar construction and at one point was a standard measure to gauge said bullets. The Barnes X and a few other bullets because of their construction have allowed the use of lighter bullets in many calibers. Applied Ballistics for Long Range Shooting. Fired at identical velocities into the same test medium you're going to get substantially different penetration results from each bullet. One thing not touched upon in this discussion has been the effect of bullet construction. While this topic could take up several pages for discussion I think that it is safe to simply keep in mind that more weight or greater diameter will be useless if the bullet is not up to the intended task.

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Terminal Ballistics

There, the kinetic energy is used to literally burn through the target. You can think of it as a really big bore Remington "Accelerator" round. You are NOT safe if someone aims one of these at you. Even the ammunition manufacturers admit under close questioning and a couple of sips of their favorite spirits that the KE figures in their ballistics tables are there to impress the uninitiated and sell ammo just like the pistol data. Deer usually fall faster when hit with a.

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The higher the SD number the better the SD and the heavier a bullet is in proportion to its diameter. Rj, forgive me I misunderstood your post by the reference of BTs and Barnes! Save your draft before refreshing this page. But while Muzzle Energy gives you a good way to compare the power and potential effectiveness of a given cartridge as a self-defense round, there are a couple of other factors to consider. Model the material's resistance to penetration as pressure.

While in Toronto, however, matters changed dramatically again. November 17th, Premiums are not needed for lb whitetails! All that to say that modern bullets have changed how we look at ballistics. What rifle and load would be best?